简体   繁体   English

HttpClient.execute引发未知主机异常

[英]Unknown Host Exception thrown by HttpClient.execute

i am trying to get data from a webpage on my server.However when i run this code it always fails at httpClient.execute() 我正在尝试从服务器上的网页获取数据。但是,当我运行此代码时,它总是在httpClient.execute()上失败

String flixURL=("http://myserver.com:6718/cgi-bin/log.pl?zip=" + zippy);            
Toast.makeText(getBaseContext(),flixURL,5).show();

DefaultHttpClient httpClient = new DefaultHttpClient();
HttpGet httpGet = new HttpGet(flixURL);
ResponseHandler<String> resHandler = new BasicResponseHandler();
System.out.println("resHandler"+resHandler);

try {                
String page = httpClient.execute(httpGet, resHandler);                      
System.out.println("page"+page);
} 
catch (ClientProtocolException e) 
{
e.printStackTrace();System.out.println(e);
} 
catch (IOException e) {
e.printStackTrace();System.out.println(e);
}

Debugger told me it is possible UnknownHostException. 调试器告诉我,UnknownHostException是可能的。 I have tried different URLs as well still the issues persists. 我尝试了不同的URL,但问题仍然存在。

Android Manifest file is like : Android Manifest文件如下:

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.andtwi"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk android:minSdkVersion="8" />

    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
        <activity
            android:label="@string/app_name"
            android:name=".AndTwitterActivity" >
            <intent-filter >
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
              <activity android:name=".screen2" android:label="Screen2">
      </activity>
      <uses-permission android:name="android.permission.INTERNET" />

    </application>

</manifest>

Can anyone give me hint where is the problem. 谁能给我提示问题出在哪里。 Thanks.. 谢谢..

Move this line 移动这条线

<uses-permission android:name="android.permission.INTERNET" />

Outside <application> tag: <application>标记之外:

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.andtwi"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk android:minSdkVersion="8" />
    <uses-permission android:name="android.permission.INTERNET" />

    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
        <activity
            android:label="@string/app_name"
            android:name=".AndTwitterActivity" >
            <intent-filter >
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
              <activity android:name=".screen2" android:label="Screen2">
      </activity>

    </application>

</manifest>

声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.

 
粤ICP备18138465号  © 2020-2024 STACKOOM.COM